Arm & Hammer Max Allergen & Odor Reduction 16x25x1  Air and Furnace Filter， MERV 11， 4-Pack</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Maximum odor reduction unscented pleated air filter</li><li>Allergen air filter plus enhanced odor reduction</li><li>Built in carbon granules have large capacity for absorbing odors</li><li>MERV 11 rating allergen reduction performance</li><li>Lasts up to 90 days</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/61YKnf-q2bL.jpg' noproxy></br>